Engineer Marleen Sundgaard watches as a test version of NASA's Mars InSight lander grasps a model of the spacecraft's seismometer. This work was done at NASA's Jet Propulsion Laboratory in Pasadena, California.

JPL, a division of Caltech in Pasadena, California, manages InSight for NASA's Science Mission Directorate in Washington. InSight is part of NASA's Discovery Program, managed by the agency's Marshall Space Flight Center in Huntsville, Alabama. The InSight spacecraft was built and tested by Lockheed Martin Space in Denver, Colorado.

For more information about the mission, go to https://mars.nasa.gov/insight.